<template>
  <div class="icons">
    <swiper :options="swiperOption">
      <swiper-slide v-for="(page, index) of pages" :key="index">
        <div class="icon" v-for="item of page" :key="item.id">
          <div class="icon-img">
           <img class="icon-imgcontent" :src='item.imgUrl'/>
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper>
  </div>
</template>

<script>
export default {
  name: 'HomeIcons',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOption: {
        autoplay: false
      }
    }
  },
  computed: {
    pages () {
      const pages = []
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>

<style lang="stylus" scoped>
  @import "~styles/varibles.styl"
  @import "~styles/mixins.styl"
  .icons >>> .swiper-container
      height:0
      padding-bottom: 50%
  icons
    margin-top :.2rem
  .icon
    position relative
    overflow hidden
    float:left
    width: 25%
    height :0
    padding-bottom:25%
    .icon-img
       position :absolute
       top:0
       left:0
       right:0
       bottom:.44rem
       box-sizing :border-box
       padding :.1rem
       .icon-imgcontent
         display :block
         margin :0 auto
         height :100%
    .icon-desc
         position :absolute
         left:0
         right:0
         bottom:0
         height :.44rem
         line-height :.44rem
         text-align :center
         color:$darTextColor
         ellipsis()
</style>
